chore: init backend and ignore local artifacts

index.js

@@ -0,0 +1,35 @@
+const express = require("express");
+const cors = require("cors");
+const swaggerUi = require("swagger-ui-express");
+
+const tileRoutes = require("./routes/tiles");
+const rasterTileRoutes = require("./routes/rasterTiles");
+const geoRoutes = require("./routes/geometries");
+const entityRoutes = require("./routes/entities");
+const { openApiSpec } = require("./swagger");
+
+const app = express();
+
+app.use(cors());
+app.use(express.json());
+
+// serve MBTiles and geometry CRUD
+app.use("/tiles", tileRoutes);
+app.use("/raster-tiles", rasterTileRoutes);
+app.use("/geometries", geoRoutes);
+app.use("/entities", entityRoutes);
+app.use("/docs", swaggerUi.serve, swaggerUi.setup(openApiSpec, {
+    explorer: true,
+}));
+app.get("/docs.json", (req, res) => {
+    res.json(openApiSpec);
+});
+
+app.get("/", (req, res) => {
+    res.send("GIS server running");
+});
+
+app.listen(3000, () => {
+    console.log("🚀 http://localhost:3000");
+    console.log("📘 Swagger UI: http://localhost:3000/docs");
+});